Product comparison · 2 internal hard drives

Lenovo 300GB 2.5" SATA II vs Seagate Barracuda 7200.11 1.5TB

Key differences

HDD capacity
- 300GB 2.5" SATA II:300 GB
- Barracuda 7200.11 1.5TB:1.53 TB
HDD speed
- 300GB 2.5" SATA II:10000 RPM
- Barracuda 7200.11 1.5TB:7200 RPM
Interface
- 300GB 2.5" SATA II:Serial ATA II
- Barracuda 7200.11 1.5TB:Serial ATA
Read seek time
- 300GB 2.5" SATA II:4.2 ms
- Barracuda 7200.11 1.5TB:8.5 ms
Write seek time
- 300GB 2.5" SATA II:4.2 ms
- Barracuda 7200.11 1.5TB:10 ms
Width
- 300GB 2.5" SATA II:42.6 mm
- Barracuda 7200.11 1.5TB:101.6 mm
Depth
- 300GB 2.5" SATA II:4.85 mm
- Barracuda 7200.11 1.5TB:147 mm
Height
- 300GB 2.5" SATA II:45.1 mm
- Barracuda 7200.11 1.5TB:26.1 mm

Differences highlightedShow differences only

Comparison of 300GB 2.5" SATA II, Barracuda 7200.11 1.5TB
18 specifications	A Lenovo 300GB 2.5" SATA II View product	B Seagate Barracuda 7200.11 1.5TB View product
Features5 differ
HDD capacityDiffers	300 GB	1.53 TB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA II	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Read seek timeDiffers	4.2 ms	8.5 ms
Write seek timeDiffers	4.2 ms	10 ms
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	42.6 mm	101.6 mm
DepthDiffers	4.85 mm	147 mm
HeightDiffers	45.1 mm	26.1 mm
WeightDiffers	350 g	720 g
Other featuresidentical
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.